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Creative Chaos

Senior/Principal Software Engineer - Ruby on Rails

Pakistan
Level
Principal
Work type
Remote · Pakistan only

Not stated in the posting: salary, visa.

Open. First seen 3 October 2026.

About the role

Job Summary

A Senior Software Engineer for Ruby on Rails is an associate at Creative Chaos who is mainly responsible for developing server applications of various software platforms including but not limited to writing Restful APIs to be consumed by client applications. A senior software engineer makes sure that the functionality, security and performance of the server application is as per the design and is completely bug free. Senior engineers have a responsibility to mentor their juniors and build team strength through training.

Job Duties and Responsibilities

  • Analyze business requirements
  • Estimate assigned tasks
  • Write code and unit tests
  • Collaborate with other team members
  • Tune your code for enhanced security and performance
  • Maintain systems by fixing any existing issues
  • Update issue tracking software
  • Provide status updates
  • Communicate with client
  • Control versions of your code
  • Research new technologies
  • Lead a team of software engineers
  • Mentor team members through training and guidance
  • Upgrade skills and knowledge
  • Evaluate candidates for open positions

Requirements

  • BS degree in Computer Science/Software Engineering or similar relevant field
  • 3-8 years of working experience in Ruby on Rails and its frameworks
  • Extensive experience working with common gems in the Ruby/Rails ecosystem (Devise and Pundit in particular)
  • Experience building large-scale production web applications with API interfaces
  • Have gone through performance challenges of a production RoR web application (e.g., stress testing and performance tuning).
  • Have a good understanding of the testing pyramid and are comfortable implementing specs in each layer using the RSpec framework
  • Ability to work effectively at all levels of the stack rails, Ruby, ES6
  • Familiarity with front-end technologies (like JavaScript, CSS and HTML)
  • Strong understanding in SQL and should have experience in writing SQL queries.
  • Strong Experience with CI/CD pipelines, AWS, and cloud technologies including Docker and Kubernetes
  • Experience in Agile development methodologies, including SCRUM.
  • Excellent verbal and written English Communication skills.
  • Excellent Problem-Solving and Analytical skills.

Benefits

  • Paid Time Off
  • Work From Home
  • Health Insurance
  • OPD
  • Training and Development
  • Life Insurance
  • Exchange Program

What this role asks for

Particular to this role

Docker · Kubernetes · Ruby · Ruby on Rails

Rare in Creative Chaos's other 113 open postings.

Read against Creative Chaos's other open postings on this site.

The team: All Published Jobs HIRES STEADILY

This role is one of 110 open in All Published Jobs. 3 were posted in the last 30 days and the oldest in August: a team that hires all year rather than one being built.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

REST (52 of 110), GitHub (33 of 110), AWS (32 of 110), Jira (31 of 110), Python (31 of 110), SQL (31 of 110), JavaScript (29 of 110)

OTHER ROLES ON THIS TEAM

From the team and dates on Creative Chaos's own job board.

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